Historical clue formulations

• Much of Mali — 2026-09-02
• – — 2026-08-05
• Filming location for the archaeological dig in "Raiders of the Lost Ark" — 2026-05-27
• Much of Mauritania and Mali — 2025-11-18
• Desert whose name comes from the Arabic for "desert" — 2025-10-01
• Largest hot desert in the world — 2022-11-14
• Much of Chad and Mali — 2022-06-07
• Habitat for the addax antelope, which can go a year without drinking — 2022-01-29
• Vegas casino named for an African locale — 2019-09-23
• Name that comes from Arabic for "desert" — 2018-12-13
• African desert — 2018-06-18
• Much of North Africa — 2016-11-02
• Setting of "Beau Geste" — 2015-10-30
• Mali, mostly — 2015-05-03
• "The ostrich roams the great ___. / Its mouth is wide, its neck is narra": Ogden Nash — 2014-06-01
• Much of Mauritania — 2013-11-21
• Much of Libya and Algeria — 2013-01-22
• Bygone Las Vegas hotel/casino with a roller coaster — 2011-11-27
• Much of Libya — 2011-09-28
• Most of Mali — 2010-03-03
• Large hot spot — 2009-12-06
• African desert — 2008-09-22
• African desert — 2007-01-29
• Most of Libya — 2005-06-07
• African desert — 2004-08-23
• Camel's place — 2003-07-06
• "The English Patient" setting — 2003-05-18
• Much of Libya — 2002-09-15
• Noted Las Vegas casino — 2002-07-08
• About 30% of Africa — 2001-10-07
• 1943 Bogart film — 2001-08-26
• Much of Chad — 2001-07-18
• Most of Mauritania — 2001-02-15
• Most of Mauritania — 2000-09-03
• Libyan expanse — 2000-07-17
• Most of Libya — 2000-06-18
• Much of Niger — 2000-04-11
• Large African expanse — 2000-01-17
• Arid expanse — 1999-09-15
• "The English Patient" setting — 1999-08-20
• Bedouin's domain — 1999-01-13
• 1943 Bogart film — 1998-09-27
• 1943 Bogart film — 1998-09-09
• Much of Niger — 1998-08-26
• Area south of the Atlas Mountains — 1997-11-09
• Mali's desert — 1996-04-30
• Clive Cussler best seller — 1995-11-12
• Most of Libya — 1995-08-06
• Much of Mali — 1994-11-22